JPH01102740U - - Google Patents
Info
- Publication number
- JPH01102740U JPH01102740U JP19597187U JP19597187U JPH01102740U JP H01102740 U JPH01102740 U JP H01102740U JP 19597187 U JP19597187 U JP 19597187U JP 19597187 U JP19597187 U JP 19597187U JP H01102740 U JPH01102740 U JP H01102740U
- Authority
- JP
- Japan
- Prior art keywords
- push rod
- gas pipe
- leak
- hollow push
- contracts
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Examining Or Testing Airtightness (AREA)
Description
第1図は本考案の一実施例を示す構成図、第2
図は中空押込み棒の移動時における拡大断面図、
第3図は従来例を示す構成図である。
1…ガス管または供内管、8…漏洩個所、10
…中空押込み棒、11…風船体、12…エアホー
ス、20…押込み装置、33…圧力計。
Fig. 1 is a configuration diagram showing one embodiment of the present invention;
The figure is an enlarged cross-sectional view of the hollow push rod when it is moving.
FIG. 3 is a configuration diagram showing a conventional example. 1...Gas pipe or service pipe, 8...Leakage point, 10
...Hollow pushing rod, 11... Balloon body, 12... Air hose, 20... Pushing device, 33... Pressure gauge.
Claims (1)
先端において該押込み棒の移動時には収縮し漏洩
検出時にはガス管内面に密着するように膨脹する
風船体とを備えたことを特徴とするガス管の漏洩
検知装置。 A gas pipe comprising a bendable hollow push rod and a balloon body at the tip of the hollow push rod that contracts when the push rod moves and expands to come into close contact with the inner surface of the gas pipe when detecting a leak. Leak detection device.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987195971U JPH05837Y2 (en) | 1987-12-25 | 1987-12-25 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987195971U JPH05837Y2 (en) | 1987-12-25 | 1987-12-25 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH01102740U true JPH01102740U (en) | 1989-07-11 |
JPH05837Y2 JPH05837Y2 (en) | 1993-01-11 |
Family
ID=31486617
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1987195971U Expired - Lifetime JPH05837Y2 (en) | 1987-12-25 | 1987-12-25 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH05837Y2 (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63107838A (en) * | 1986-10-24 | 1988-05-12 | Matsushita Electric Works Ltd | Glass-ceramic sintered body |
-
1987
- 1987-12-25 JP JP1987195971U patent/JPH05837Y2/ja not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63107838A (en) * | 1986-10-24 | 1988-05-12 | Matsushita Electric Works Ltd | Glass-ceramic sintered body |
Also Published As
Publication number | Publication date |
---|---|
JPH05837Y2 (en) | 1993-01-11 |